The wider bandwidth seen on OPDS may be key clicks but I have found 
it can be caused by a non-coherent signal, ie the 'oscillator' is not 
continuously running. I found this, for instance, when keying a 
divider chip on my GW3UEP 472kHz rig, and it was cured by keying the 
PA instead.

Mike, G3XDV
============

On 7 Sep 2016 at 11:20, DK7FC wrote:

>     date      time   call   distance  frequency bandwidth  snr   
>     correlation
> 
> 2016-09-07 04:35:08 EA5DOM  1398km 137519.960Hz  97mHz -37.7dBOp 100%
> 20.2dB 2016-09-07 03:35:08 EA5DOM  1398km 137519.910Hz 112mHz
> -48.5dBOp 100% 19.8dB 2016-09-07 02:35:09 EA5DOM  1398km 137519.928Hz 
> 75mHz -42.0dBOp  46% 16.6dB 2016-09-07 01:35:07 EA5DOM  1398km
> 137519.926Hz  71mHz -99.9dBOp  77% 16.6dB
> 
> 
> Somehow the bandwidth values are quite high. Normally it is arround <
> 10 mHz. Anyway, a nice result.